OOPs rendering page with non-ascii URL

[Aaron Bentley]

Bug tasks permit spurious extra characters in their URLs, e.g. https://bugs.launchpad.net/mahara/+bug/630891%C2%A0/+index

Normally our URLs do no have non-ascii characters, so this reveals some encoding issues handling PATH_INFO: OOPS-2040I14

...
  Module canonical.launchpad.webapp.servers, line 702, in web_service_request_to_browser_request
    return LaunchpadBrowserRequest(body, environ)
  Module canonical.launchpad.webapp.servers, line 614, in __init__
    BasicLaunchpadRequest.__init__(self, body_instream, environ, response)
  Module canonical.launchpad.webapp.servers, line 558, in __init__
    body_instream, environ, response)
  Module zope.publisher.browser, line 243, in __init__
    super(BrowserRequest, self).__init__(body_instream, environ, response)
  Module zope.publisher.http, line 304, in __init__
    environ = sane_environment(environ)
  Module zope.publisher.http, line 73, in sane_environment
    dict['PATH_INFO'] = dict['PATH_INFO'].decode('utf-8')
  Module encodings.utf_8, line 16, in decode
    return codecs.utf_8_decode(input, errors, True)
UnicodeEncodeError: 'ascii' codec can't encode character u'\\xa0' in position 19: ordinal not in range(128)

[Launchpad QA Bot (lpqabot)]

Fixed in stable r13664 <http://bazaar.launchpad.net/~launchpad-pqm/launchpad/stable/revision/13664>.

[Robert Collins (lifeless)]

We'll probably rollback the deploy with this in it on Monday, due to bug 825458

[Aaron Bentley (abentley)]

Doh!

[Robert Collins (lifeless)]

Rolled back in prod - see bug 825458

[Launchpad QA Bot (lpqabot)]

Fixed in stable r13704 <http://bazaar.launchpad.net/~launchpad-pqm/launchpad/stable/revision/13704>.